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SUPPLEMENTAL CASH FLOW INFORMATION (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Supplemental disclosure of cash flow information:    
Interest paid $ 748 $ 888
Income taxes paid 198 322
Non-cash investing and financing activities:    
Common stock issued to acquire fixed assets 0 3,795
Equipment acquired from issuance of note payable 359 0
Acquisitions of fixed assets included within accounts payable 466 314
Deferred interest expense reclassified to notes payable 88 136
Insurance premium financing 1,202 1,278
Equipment acquired under finance lease $ 0 $ 104